APA (7th ed.) Citation

Geological Survey, Simkin, T., & Smithsonian Institution. (1989). This dynamic planet: World map of volcanoes, earthquakes, and plate tectonics. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Map Distribution.

Chicago Style (17th ed.) Citation

Geological Survey, Tom Simkin, and Smithsonian Institution. This Dynamic Planet: World Map of Volcanoes, Earthquakes, and Plate Tectonics. Reston, VA : Denver, CO: Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Map Distribution, 1989.

MLA (8th ed.) Citation

Geological Survey, et al. This Dynamic Planet: World Map of Volcanoes, Earthquakes, and Plate Tectonics. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Map Distribution, 1989.